2007 Lexus GS450h maintenance

TABLE OF CONTENTS
i
1Before drivingAdjusting and operating features such as door locks, mir-
rors, and steering column.
2When drivingDriving, stopping and safe-driving information.
3Interior featuresAir conditioning and audio systems, as well as other interior
features for a comfortable driving experience.
4Maintenance
and careCleaning and protecting your vehicle, performing do-it-your-
self maintenance, and maintenance information.
5When trouble
arisesWhat to do if the vehicle needs to be towed, gets a flat tire,
or is involved in an accident.
6Vehicle 
specificationsDetailed vehicle information.
7For US ownersReporting safety defects for US owners.
IndexAlphabetical listing of informat ion contained in this manual.

TABLE OF CONTENTSIndex
iv
3-4. Using the hands-free 
system........................................ 263
Hands-free system ...................... 263
Using the Bluetooth
® 
phone ............................................ 268
Setting the hands-free 
system ............................................. 281
3-5. Using the interior lights .......... 307 Interior lights list............................ 307
3-6. Using the storage features ...... 311 List of storage fe atures.................. 311
3-7. Other interior features............ 317 Sun visors.......................................... 317
Vanity mirror ................................... 318
Clock .................................................. 319
Outside temperature 
display ........................................... 320
Ashtrays ............................................ 321
Cigarette lighter ........................... 322
Power outlet ................................... 323
Seat heaters ................................... 324
Seat heaters and 
ventilators .................................... 326
Armrest ........................................... 328
Rear sunshade ............................... 329
Floor mats......................................... 331
Trunk features................................ 332
Garage door opener .................. 334
Compass.......................................... 339 4-1. Maintenance and care............ 344
Cleaning and protecting the 
vehicle exterior .......................... 344
Cleaning and protecting the 
vehicle interior............................ 346
4-2. Maintenance.............................. 349 Maintenance requirements ..... 349
General maintenance ................. 351
Emission inspection and 
maintenance (I/M) 
programs ...................................... 354
4-3. Do-it-yourself 
maintenance............................ 355
Do-it-yourself service 
precautions ................................. 355
Hood................................................. 358
Positioning the jack .................... 359
Engine compartment................... 361
Tires ................................................... 375
Tire inflation pressure................ 385
Wheels............................................. 389
Air conditioning filter................... 391
Electronic key battery ................ 393
Checking and replacing 
fuses ............................................... 395
Headlight aim.................................... 411
Light bulbs ........................................ 413
4Maintenance and care

1
2
3
4
5
6
7
v
5-1. Essential information .............. 420If your vehicle needs to be 
towed.............................................. 420
If you think something is 
wrong ............................................. 427
Event data recorder .................... 428
5-2. Steps to take in an 
emergency .............................. 430
If a warning light turns on or a 
warning buzzer sounds............... 430
If a warning message is 
displayed ....................................... 436
If you have a flat tire 
(Vehicles with run-flat 
tires) ................................................ 455
If you have a flat tire 
(Vehicles with standard 
tires) ................................................ 456
If the hybrid system will not 
start ................................................. 466
If the shift lever cannot be 
shifted from P .............................. 467
If you lose your keys ................... 468
When the electronic key  battery is discharged ............... 469
If the 12 volt battery is 
discharged .................................... 471
If your vehicle overheats ........... 475
If the vehicle becomes 
stuck................................................ 478 6-1. Specifications ............................ 480
Maintenance data ....................... 480
Fuel information ........................... 489
Tire information ............................ 492
6-2. Customization .......................... 500 Customizable features ............. 500
6-3. Initialization ............................... 505 Items to initialize .......................... 505
Reporting safety defects for 
U.S.A. owners............................ 508
Alphabetical index............................... 510
What to do if... ........................................ 518
5When trouble arises6Vehicle specifications
7For US owners
Index

4
1-1. Hybrid system
■After the 12 volt battery has discharged or has been changed or removed
The gasoline engine may not stop even if the vehicle is running on the hybrid battery
(traction battery). If this continues for a few days, contact your Lexus dealer.
■Sounds and vibrations specific to a hybrid vehicle
There may be no engine sounds or vibrat ion even though the vehicle is able to
move. Always put the shift lever in “P” when parked.
The following sounds or vibrations may occu r when the hybrid system is operating,
and are not a malfunction.
●Motor sounds may be heard fr om the engine compartment.
●Sounds may be heard from the hybrid ba ttery (traction battery) behind the rear
seat when the hybrid system starts or stops.
●Sounds may be heard from the transmissi on when the hybrid system starts or
stops.
●Engine sounds may be heard when accelerating sharply.
●Sounds may be heard from the regenerative brake when you press the brake
pedal.
●Vibration may be felt when the gasoline engine starts or stops.
●You may hear cooling fan sounds coming from the air intake vents behind the
rear seat.
■Maintenance, repair, recycling, and disposal
Contact your Lexus dealer regarding main tenance, repair, recycling and disposal.
Do not dispose of the vehicle yourself.

183
3-1. Using the touch screen
3
Interior features
The initial screen
If the power switch is set to “ACC” or
“IG-ON” mode, the initializing screen
will be displayed for a few seconds as
the system starts up.
SwitchesPa g e
“CLIMATE”P. 1 9 1
“A U D I O ”P. 2 0 0
“INFO” (Displaying the “Informa-
tion” screen)P. 1 8 2
“DISP” (Adjusting the display)P. 1 8 6
Trip Information. (Displaying the
“Trip Information” screen)P. 6
MaintenanceNavigation System Owner's Manual
Te l e p h o n eP. 2 6 8
CalendarNavigation System Owner's Manual
“LEXUS Park Assist”P. 1 5 3
LanguageP. 1 8 5
Screen SettingP. 1 8 8
Adjust ClockP. 3 1 9 /
Navigation System Owner's Manual

188
3-1. Using the touch screen
Screen settings
The following screen settings can be changed.
Automatic transition
20 seconds after air-conditioning
or audio system use, the system will
return the display to the previous
screen.
Switch color
You can select the switch color.
Personal data deletion
The following personal data is
deleted:
• User selection settings
• Phone book data
• Dialed numbers and received calls
• Speed dial
• Bluetooth
® phone data
• Security code
• Maintenance conditions*
• Maintenance information “off” se
tting*
•Memory points*
•Areas to avoid*
• Previous points*
• Route trace*
*: If the navigation system is eq
uipped

Maintenance and care4
343
4-1. Maintenance and care ......... 344Cleaning and protecting the 
vehicle exterior........................ 344
Cleaning and protecting the 
vehicle interior......................... 346
4-2. Maintenance ........................... 349 Maintenance 
requirements ............................ 349
General maintena nce .............. 351
Emission inspection and 
maintenance (I/M) 
programs ................................... 354 4-3. Do-it-yourself

maintenance......................... 355
Do-it-yourself service 
precautions ............................... 355
Hood .............................................. 358
Positioning the jack .................. 359
Engine compartment ................ 361
Tires ................................................. 375
Tire inflation pressure .............. 385
Wheels .......................................... 389
Air conditioning filter ............... 391
Electronic key battery ............. 393
Checking and replacing 
fuses ............................................. 395
Headlight aim ................................ 411
Light bulbs..................................... 413

344
4-1. Maintenance and care
Cleaning and protecting the vehicle exterior
■Automatic car washes
●Fold the mirrors back before washing the vehicle.
●Brushes used in automatic car washes may scratch the vehicle surface and
harm your vehicle’s paint.
■High pressure automatic car washes
Do not allow the nozzles of the car wash to come within close proximity of the win -
dows. Before entering an automatic car wash, check that the fuel filler door is
cl
osed.
■Aluminum wheels
Remove any dirt immediately by using a neutral detergent. Do not use hard brushes
or
abrasive cleaners. Do not use strong or harsh chemical cleaners. Use the same
mild detergent and wax as used on the paint.
■Bumpers and side moldings
Do not scrub with abrasive cleaners.
Perform the following to protect the vehicle and maintain it in prime condi-
tion.
● Working from top to bottom, liber ally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
Wash the vehicle body using a sponge or soft cloth, such as a chamois.
● For hard-to-remove marks, use car wash soap and rinse thor-
oughly with water.
● W
ipe away any water.
●If w
ater no longer beads on clea n paint, apply wax when the vehi-
cle body is cool.